The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 1

STC Holder: North American Heli Svc Inc dba Grand Canyon Heli. Hwy 64/180 Box 455, Grand Canyon, AZ 86023, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2572NM	Status: Current	App Date:	Rev Date: 01/15/1986
Description: Increased takeoff and landing density altitude limit.
TC Nos.: 1H11
Models: Sikorsky Aircraft CorporationS-58BT, S-58DT, S-58ET, S-58FT, S-58HT, S-58JT
ACO: AIR-770: West Certification Branch LA